Philips BDP7320/F7, Service Manual

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1-8-4 E5SK0TR
FLOW CHART NO.17
The disc tray cannot be opened and closed. (It can be done using the remote control unit.)
Refer to "FLOW CHART NO.15" <The key
operation is not functioning.>
Yes
Yes No
Yes No
No
FLOW CHART NO.15
The key operation is not functioning.
Does the LED on the Front-B CBA light up when
turning the power on?
Does the LED on the FRONT-B CBA light brightly
when pressing each switches (PLAY, PAUSE,
STOP, OPEN/CLOSE)?
Is 3.3V voltage supplied to Pin(8) of CN6001?
Check the line between the RS5000 (remote control
receiver) and the Pin(27) of IC2000, and service it if
detective.
No
Is 3.9V voltage supplied to Pin(4) of CN3004?
Is 3.3V voltage supplied
to Pin(8) of CN6001?
Yes No
Replace T-Sensor CBA.
Check EV+3.9V line, and
service it if defective.
Check D3015 and their
periphery, and service it
if defective.
Replace T-Sensor CBA. Check D3015 and their
periphery, and service it
if defective.
Replace the BD Main CBA & BD Mechanism
Assembly.
Yes
FLOW CHART NO.16
No operation is possible from the remote control unit.(Operation is possible from the unit.)
Replace the RS5000 (remote control receiver) or
remote control unit. Is the "L" pulse sent out Pin(1) of RS5000 (remote
control receiver) when the remote control unit is activated?
Is the "L" pulse inputted to the Pin(27) of IC2000?
Replace IC2000.
Is 3.3V voltage supplied to Pin(2) of RS5000
(remote control receiver) ?
Yes
No
Check EV+3.3V line and service it if defective.
No
No
Yes
Yes